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Bloomington, WI Weather Forecast
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Bloomington Weather Forecast
| THIS AFTERNOON | TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | THURSDAY |
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| Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of Showers | Mostly Cloudy | Chance of Showers | Chance of Showers | Partly Sunny | Partly Cloudy | Partly Cloudy | Partly Sunny |
| Hi: 69°FHi: 21°C | Lo: 61°FLo: 16°C | Hi: 75°FHi: 24°C | Lo: 59°FLo: 15°C | Hi: 69°FHi: 21°C | Lo: 51°FLo: 11°C | Hi: 61°FHi: 16°C Lo: 49°FLo: 9°C | Hi: 61°FHi: 16°C Lo: 49°FLo: 9°C | Hi: 61°FHi: 16°C | Hi: 65°FHi: 18°C Lo: 49°FLo: 9°C | Hi: 65°FHi: 18°C Lo: 49°FLo: 9°C | Hi: 69°FHi: 21°C |
| POP: 50% | POP: 90% | POP: 70% | POP: 80% | POP: 50% | POP: 50% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 153 PM CDT Fri Sep 18 2026 
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Issued: 220 PM CDT Fri Sep 18 2026
Key Messages
- Widespread rainfall persists through Saturday morning with rainfall totals of 1-3" likely for much of the local area. Locally higher amounts of 4-6"+ will be possible. Flash flooding and rivers rising into flood stage may occur where these heaviest amounts fall. A Flood Watch is in effect for much of the area south of I-94 to address this flooding potential.
- An additional round of storms will be possible (40-70% chance) in southwest WI and portions of northeast IA on Saturday afterno...